Free Alternatives To Sketchup

Explore free alternatives to SketchUp for 3D modeling, design drafting, architectural planning, interior concepts, and browser-based design workflows, including free plans and open-source options.

SketchUp is a 3D design and modeling platform used for creating everything from quick concept models to detailed architectural, interior, and construction visuals. It offers web, desktop, and iPad tools, plus extensions, asset libraries, and collaboration features that help designers, builders, and planners turn ideas into buildable models with speed and accuracy.

Official site

10 alternatives

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  Blender

  Completely free foreverOfficial site

  Highlights

  • completely free forever, open-source, no credit card required. Best for full 3D modeling, rendering, and more advanced design work.

  Best for: Best for people who want a fully free, powerful 3D modeling tool for creating detailed 3D models, scenes, and visualizations without any free-tier limits.

  Blender is a free and open-source 3D creation suite used for modeling, sculpting, rendering, animation, simulation, and more. It is popular with artists, designers, and hobbyists who want a powerful all-in-one tool for detailed 3D work without paying for software.

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  FreeCAD

  Completely free foreverOfficial site

  Highlights

  • completely free forever, open-source, no credit card required. Best for parametric CAD, product design, and technical/engineering-style modeling.

  Best for: Best for free precise CAD-style 3D modeling, especially when you need parametric design and editable dimensions for technical or product-like work.

  FreeCAD is a free and open-source parametric 3D CAD program built for precise modeling and editable designs. It is commonly used for product concepts, mechanical parts, architecture, and technical projects where measurements, constraints, and revisions matter.

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  Sweet Home 3D

  Completely free foreverOfficial site

  Highlights

  • ree and open-source, with no credit card required to start. Best for home layouts, room planning, and interior design rather than general-purpose 3D modeling.

  Best for: Best for free home layout, room planning, furniture placement, and simple 3D home preview. It is more about interiors than general SketchUp-style modeling.

  Sweet Home 3D is a free interior design application that helps users create floor plans, place furniture, and preview rooms in 3D. It is aimed at home design and layout planning, making it useful for people who want an easier alternative to complex 3D modeling tools.

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  Tinkercad

  Completely free foreverOfficial site

  Highlights

  • free forever, browser-based, and no credit card required. Best for beginners, simple 3D modeling, and quick concept work

  Best for: Best for free beginner-friendly browser-based 3D modeling for simple shapes, quick mockups, and learning 3D design.

  Tinkercad is a free browser-based 3D design tool made for beginners, students, and simple projects. It focuses on easy shape-based modeling, basic electronics, and fast learning, making it a friendly option for quick mockups or first-time 3D design work.

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  Onshape Free

  Free plan with limited featuresOfficial site

  Highlights

  • free for hobbyists and makers, with no credit card required to start. Best for cloud CAD and precise mechanical-style design.

  Best for: Best for free cloud CAD for hobby projects, especially if you want precise modeling, collaboration, and version control and are okay with your work being public.

  Onshape is a cloud-native CAD platform for 3D design, parts, assemblies, and drawings. It runs in the browser, supports real-time collaboration, and includes built-in data management, making it useful for teams, hobbyists, and students working on precise design projects.

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  Planner 5D

  Free plan with limited featuresOfficial site

  Highlights

  • free plan available, no credit card required to start. Best for home design, room layouts, and interior planning.

  Best for: Best for free basic room and home design, especially creating layouts and trying interior concepts with the free catalog access.

  Planner 5D is a home and interior design platform that lets users build room layouts and visualize spaces in 2D and 3D. Its free access is mainly useful for basic planning, decorating ideas, and simple home design projects rather than advanced general-purpose 3D modeling.

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  SolveSpace

  Completely free foreverOfficial site

  Highlights

  • completely free, open-source, and no credit card required. Best for lightweight parametric 2D/3D CAD work.

  Best for: Best for free lightweight parametric 2D/3D CAD, especially simple parts, mechanical-style designs, and 3D-print-ready models.

  SolveSpace is a free and open-source parametric CAD program designed for lightweight 2D and 3D modeling. It is often used for mechanical concepts, constrained sketches, and simple parts, especially by users who want a smaller, more focused CAD tool.

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  Wings 3D

  Completely free foreverOfficial site

  Highlights

  • free and open-source. Best for polygon/subdivision modeling if you want something simpler than Blender.

  Best for: Best for free polygon modeling, especially when you want a simpler tool than Blender for shaping 3D objects and meshes.

  Wings 3D is a free and open-source polygon modeling program focused on creating and editing 3D meshes. It is known for a simpler interface than many advanced suites, making it a practical choice for users who want straightforward subdivision and object modeling tools.

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  BRL-CAD

  Completely free foreverOfficial site

  Highlights

  • completely free and open-source. Best for advanced solid modeling, though it is less beginner-friendly.

  Best for: Best for free advanced solid modeling if you want a serious open-source modeling system and do not mind a steeper learning curve.

  BRL-CAD is a free and open-source solid modeling system built for advanced 3D geometry work. It includes tools for precise modeling, analysis, and visualization, but it is generally better suited to technical users who are comfortable with a steeper learning curve.

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  LibreCAD

  Completely free foreverOfficial site

  Highlights

  • completely free and open-source, but mainly for 2D CAD, not full SketchUp-style 3D modeling.

  Best for: Best for free 2D drafting, not true SketchUp-style 3D modeling. It fits only if someone mainly needs floor plans or technical 2D drawings.

  LibreCAD is a free and open-source 2D CAD application made for technical drawings, floor plans, and drafting. It is not a full 3D SketchUp replacement, but it can still be useful for users who mainly need accurate 2D design work without paid software.